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CVE-2010-2806

Impact:
Important
Public Date:
2010-08-05
CWE:
CWE-122
Bugzilla:
621980: CVE-2010-2806 FreeType: Heap-based buffer overflow by processing FontType42 fonts with negative length of SFNT strings (FT bug #30656)

The MITRE CVE dictionary describes this issue as:

Array index error in the t42_parse_sfnts function in type42/t42parse.c in FreeType before 2.4.2 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via negative size values for certain strings in FontType42 font files, leading to a heap-based buffer overflow.

Find out more about CVE-2010-2806 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 6.8
Base Metrics AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 (freetype) RHSA-2010:0864 2010-11-10
Red Hat Enterprise Linux 4 (freetype) RHSA-2010:0737 2010-10-04
Red Hat Enterprise Linux 3 (freetype) RHSA-2010:0736 2010-10-04
Red Hat Enterprise Linux 5 (freetype) RHSA-2010:0737 2010-10-04

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